read_sdc check for zlib (missing in centos7/tcl5)

Signed-off-by: James Cherry <cherry@parallaxsw.com>
2026-05-30 00:24:12 +08:00 · 2025-01-09 09:42:19 -07:00
parent 7fbe386d35
commit 3095912a6c
1 changed files with 3 additions and 0 deletions
--- a/sdc/Sdc.tcl
+++ b/sdc/Sdc.tcl
@@ -72,6 +72,9 @@ proc source_ { filename echo verbose } {
  if [catch {open $filename r} stream] {
    sta_error 340 "cannot open '$filename'."
  } else {
+    if { [info commands zlib] == "" } {
+      sta_error 339 "tcl version > 8.6 required for zlib support."
+    }
    if { [file extension $filename] == ".gz" } {
      zlib push gunzip $stream
    }